#include <bits/stdc++.h>
using namespace std;

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    int T;
    cin >> T;

    while (T--) {
        int N;
        cin >> N;

        vector<long long> A(N);
        for (auto& a : A) cin >> a;

        long long S = 0;
        bool win = false;
        bool found = false;

        for (long long a : A) {
            if (!found && a == 1) {
                found = true;
                if (S % 2 == 0) {
                    win = true;
                }
            }
            S += a;
        }

        if (S % 2 == 1) {
            win = true;
        }

        cout << (win ? "Alice" : "Bob") << '\n';
    }

    return 0;
}